FreeBSD/Linux Kernel Cross Reference
sys/bsd/sys/loadable_fs.h

     /*
      * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
      *
      * @APPLE_LICENSE_HEADER_START@
      * 
      * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
      * 
      * This file contains Original Code and/or Modifications of Original Code
      * as defined in and that are subject to the Apple Public Source License
     * Version 2.0 (the 'License'). You may not use this file except in
     * compliance with the License. Please obtain a copy of the License at
     * http://www.opensource.apple.com/apsl/ and read it before using this
     * file.
     * 
     * The Original Code and all software distributed under the License are
     * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
     * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
     * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
     * Please see the License for the specific language governing rights and
     * limitations under the License.
     * 
     * @APPLE_LICENSE_HEADER_END@
     */
    /*      @(#)loadable_fs.h       2.0     26/06/90        (c) 1990 NeXT   */
    
    /* XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
     *
     * W I L L    D R A S T I C A L L Y   C H A N G E   S O O N 
     * U S E   A T  Y O U R   O W N  R I S K
     *
     * XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX */
    
    
    /* 
     * loadable_fs.h - message struct for loading and initializing loadable
     *                 file systems.
     */
    
    #ifndef _SYS_LOADABLE_FS_
    #define _SYS_LOADABLE_FS_
    
    #include <sys/appleapiopts.h>
    
    #ifdef __APPLE_API_UNSTABLE
    /*
     * Constants for Loadabls FS Utilities (in "/System/Library/Filesystems")
     *
     * Example of a /usr/filesystems directory
     *
     * /usr/filesystems/dos.fs/dos.util             utility with which WSM 
     *                                                      communicates
     * /usr/filesystems/dos.fs/dos.name             "DOS Floppy" 
     * /usr/filesystems/dos.fs/dos_reloc            actual loadable filesystem
     * /usr/filesystems/dos.fs/dos.openfs.tiff      "open folder" icon 
     * /usr/filesystems/dos.fs/dos.fs.tiff          "closed folder" icon 
     */
    #define FS_DIR_LOCATION         "/System/Library/Filesystems"
    #define FS_DIR_SUFFIX           ".fs"
    #define FS_UTIL_SUFFIX          ".util"
    #define FS_OPEN_SUFFIX          ".openfs.tiff"
    #define FS_CLOSED_SUFFIX        ".fs.tiff"
    #define FS_NAME_SUFFIX          ".name"
    #define FS_LABEL_SUFFIX         ".label"
    
    /*
     * .util program commands - all sent in the form "-p" or "-m" ... as argv[1].
     */
    #define FSUC_PROBE              'p'     /* probe FS for mount or init */
            /* example usage: foo.util -p fd0 removable writable */ 
    
    #define FSUC_PROBEFORINIT       'P'     /* probe FS for init only */
            /* example usage: foo.util -P fd0 removable */ 
    
    #define FSUC_MOUNT              'm'     /* mount FS */
            /* example usage: foo.util -m fd0 /bar removable writable */ 
    
    #define FSUC_REPAIR             'r'     /* repair ('fsck') FS */ 
            /* example usage: foo.util -r fd0 removable */
    
    #define FSUC_INITIALIZE         'i'     /* initialize FS */
            /* example usage: foo.util -i fd0 removable */ 
    
    #define FSUC_UNMOUNT            'u'     /* unmount FS */
            /* example usage: foo.util -u fd0 /bar */ 
    
    /* The following is not used by Workspace Manager */
    #define FSUC_MOUNT_FORCE        'M'     /* like FSUC_MOUNT, but proceed even on
                                             * error. */
    /*
     * Return codes from .util program
     */
    #define FSUR_RECOGNIZED         (-1)    /* response to FSUC_PROBE; implies that
                                             * a mount is possible */
    #define FSUR_UNRECOGNIZED       (-2)    /* negative response to FSUC_PROBE */
    #define FSUR_IO_SUCCESS         (-3)    /* mount, unmount, repair succeeded */
    #define FSUR_IO_FAIL            (-4)    /* unrecoverable I/O error */
    #define FSUR_IO_UNCLEAN         (-5)    /* mount failed, file system not clean 
                                             */
   #define FSUR_INVAL              (-6)    /* invalid argument */
   #define FSUR_LOADERR            (-7)    /* kern_loader error */
   #define FSUR_INITRECOGNIZED     (-8)    /* response to FSUC_PROBE or 
                                            * FSUC_PROBEFORINIT, implies that
                                            * initialization is possible */
   
   /*
    *      mount parameters passed from WSM to the .util program.
    */
   #define DEVICE_READONLY         "readonly"
   #define DEVICE_WRITABLE         "writable"
   
   #define DEVICE_REMOVABLE        "removable"
   #define DEVICE_FIXED            "fixed"
   
   /*
    *      Additional parameters to the mount command - used by WSM when they
    *      appear in the /etc/mtab file.
    */
   #define MNTOPT_FS               "filesystem=" /* e.g. "filesystem=DOS" */
   #define MNTOPT_REMOVABLE        "removable"
   
   #endif /* __APPLE_API_UNSTABLE */
   #endif  /* _SYS_LOADABLE_FS_ */

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